Express Systems will be CLOSED Friday, April 15th, 2022 in observance of the Easter Holiday. We will resume regularábusiness hours Monday, April 18th, 2022 at 9:00am. Wishing Everyone a Happy & Safe Holiday Weekend!
Standalone Media Converters, MCR Series Modular Media Converters, PSI-MOS Serial to Fiber Converters, PSM-ME Serial Repeaters/Isolators/Converters, SFP/XFP Optical Transceivers, Media Converter Accessories, and MCR Accessories.
PSI-MOS Serial to Fiber Converters transparently connect RS232, RS422 and RS485 devices to fiber optic cable. By transmitting data over optical fiber, these serial media converters provide an economical path to extend the reach of serial devices.